#include <stdio.h>
int main()
{
    int *p1,*p2,*p,a,b;
    printf("please ener two integer numbers:");
    scanf("%d %d",&a,&b);
    p1=&a;
    p2=&b;
    if(a<b)
    {
        p=p1;
        p1=p2;
        p2=p;
        printf("a=%d,v=%d\n",a,b);
        printf("max=%d,min=%d\n",*p1,*p2);
        return 0;
    }
}